Clinical trials: Chronic Atrophic Gastritis
Colorectal Cancer, Colorectal Adenoma
Volatile Markers in Digestive Cancer
The study is aimed to determine the potential of volatile marker testing for identification of gastrointestinal cancers (in particular - colorectal and gastric cancers), the related precancerous lesions in the stomach and colon.
- Conditions
- Colorectal Cancer, Colorectal Adenoma, Gastric Cancer, Peptic Ulcer Disease
- Trial name
- VOLGACORE (NCT02332213)
- Testing
- Breath sampling for volatile marker detection, Upper endoscopy with biopsies, Colonoscopy with biopsies or lesion removal when required
- Where
- 2 sites in Latvia, Lithuania
- Volunteers
- 2,022 people, healthy volunteers welcome
- Sponsor
- University of Latvia
Helicobacter Pylori, Gastric Antrum
Value of Additional Corpus Biopsy for Diagnosis of H Pylori in Atrophic Gastritis. Prospective Non-randomized Study
There are controversies about the best sites -biopsy based -tests for H pylori associated gastritis. The study is designed to evaluate the optimal site of gastric mucosal biopsy for identification of Helicobacter pylori…
- Conditions
- Helicobacter Pylori, Gastric Antrum, CORPUS BIOPSIES
- Trial name
- NCT02675010
- Testing
- ENDOSCOPIC GASTRIC BIOPSIES FROM ANTRUM AND BODY
- Where
- Egypt
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- Mansoura University
Chronic Atrophic Gastritis With Hyperplasia (Diagnosis)
Clinical Study of Weifuchun Treatment on Precancerous Lesions of Gastric Cancer
Research purpose To elucidate the effect mechanism and clinical effective of weifuchun in the prevention and treatment of chronic atrophic gastritis and precancerous lesions of gastric cancer.
- Trial name
- NCT03814629
- Testing
- Weifuchun
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- ShuGuang Hospital
Gastric Cancer (GC), Premalignant Lesion
AI-Based Risk Prediction Model for Upper Digestive Tract Cancer
Upper digestive tract cancers are often preceded by pre-malignant lesions, but there is limited evidence regarding optimal risk prediction models and screening strategies for disease progression and cancer development.
- Conditions
- Gastric Cancer (GC), Premalignant Lesion, Gastric Intestinal Metaplasia, Atrophic Gastritis
- Trial name
- NCT07605312
- Volunteers
- 10,000 people, healthy volunteers welcome
- Sponsor
- National Taiwan University Hospital
Gastric Cancer, Gastric (Stomach) Cancer
Gastric Cancer Endoscopic Screening in an Intermediate-risk Country - ROGCAS, a Dual-centre Pilot Program
Endoscopic screening of gastric cancer combined with screening colonoscopy
- Conditions
- Gastric Cancer, Gastric (Stomach) Cancer, Atrophic Gastritis, Intestinal Metaplasia of Gastric Mucosa
- Trial name
- ROGCAS (NCT06316882)
- Testing
- Screening endoscopy
- Where
- Portugal
- Volunteers
- 349 people, healthy volunteers welcome
- Sponsor
- Unidade Local De Saúde Do Norte Alentejano
Gastritis, Atrophic, Gastric Cancer
System Biology of Spleen Deficiency Syndrome
Spleen Deficiency Syndrome(SDS)is a widely researched issue, but due to the limitations of the research methods, the scientific mechanism of SDS is biased and not comprehensive.
- Trial name
- SBSDS (NCT02915393)
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Beijing University of Chinese Medicine
Gastric Microbiota, Non-atrophic Gastritis
Difference of Gastric Microbiota in the Process of Correa's Model.
Helicobater pylori plays an important role in the development of gastric cancer. Eradication therapy can reducing the morbidity of gastric cancer, but can't totally prevent it especially when atrophy and more serious precancerous…
- Conditions
- Gastric Microbiota, Non-atrophic Gastritis, Atrophic Gastritis, Intestinal Metaplasia
- Trial name
- NCT02833363
- Where
- China
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Shandong University
Gastric Cancer, Gastritis, Atrophic
Gastric Cancer Screening Quality Improvement System Establishment
Experienced endoscopists will perform endoscopy during the study period and the detection rate of gastric premalignant lesion, correlation between endoscopic and serologic diagnosis of premalignant lesions and inter-observer…
- Conditions
- Gastric Cancer, Gastritis, Atrophic, Intestinal Metaplasia
- Trial name
- NCT02457624
- Testing
- Education and feedback
- Where
- South Korea
- Volunteers
- 17 people, healthy volunteers welcome
- Sponsor
- Seoul National University Hospital
Functional Dyspepsia, Gastritis
The Prevalence and the Pathophysiological Role of Non-Helicobacter Pylori Helicobacter Spp. in Well-defined Gastric Diseases and (Pre-) Malignancies
The goal of this clinical trial is to discover the prevalence of NHPH bacteria (Non-Helicobacter pylori Helicobacter species) in patients with one of the following conditions: 1.
- Conditions
- Functional Dyspepsia, Gastritis, Gastritis Chronic, Gastric Cancer (GC)
- Trial name
- HELIS (NCT07770126)
- Where
- 3 sites in Belgium
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Universiteit Antwerpen
Functional Dyspepsia, Chronic Atrophic Gastritis (CAG)
Correlation Study of Atrophic Gastritis and Dyspepsia Symptoms
Background: Dyspepsia is a common gastrointestinal complaint globally, affecting approximately 21.8% of the population. Among patients presenting with dyspeptic symptoms, over 80% are diagnosed with functional dyspepsia (FD)…
- Trial name
- NCT07250308
- Where
- China
- Volunteers
- 315 people, healthy volunteers welcome
- Sponsor
- The Third Affiliated hospital of Zhejiang Chinese Medical University
Helicobacter Pylori, Atrophic Gastritis
Helicobacter Pylori, Atrophic Gastritis and Intestinal Metaplasia Registry and Prospective Study
Since much is unknown about factors that lead to progression of the pre-neoplastic lesions and cancer. In addition, there is ongoing debate on the optimal surveillance intervals and techniques.
- Conditions
- Helicobacter Pylori, Atrophic Gastritis, Intestinal Metaplasia
- Trial name
- NCT05053945
- Testing
- Esophagogastroduodenoscopy
- Where
- 2 sites in Hong Kong
- Volunteers
- 260 people, healthy volunteers welcome
- Sponsor
- Chinese University of Hong Kong
Gastric Cancer, Atrophic Gastritis
AG & IM in CA Stomach Protocol
This is a multi-center prospective case control study aiming to compare different methods of risk stratification models in predicting the risk of gastric cancer development.
- Conditions
- Gastric Cancer, Atrophic Gastritis, Intestinal Metaplasia
- Trial name
- NCT04184960
- Testing
- Gastroscopy and gastric biopsies
- Where
- 4 sites in Hong Kong, Japan and 2 more
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- Chinese University of Hong Kong
Stomach Neoplasms, Atrophic Gastritis
OLGA and OLGIM Stage System for Gastric Cancer
To validate OLGA and OLGIM staging system with serum pepsinogen for estimating GC risk according to Lauren's histologic classification in South Korea.
- Conditions
- Stomach Neoplasms, Atrophic Gastritis, Intestinal Metaplasia
- Trial name
- NCT03380052
- Where
- South Korea
- Volunteers
- 2,900 people, healthy volunteers welcome
- Sponsor
- Seoul National University Bundang Hospital
Chronic; Gastritis, Atrophic
Assessment of the Role of Incisura Biopsy in the Staging of Chronic Gastritis
This prospective multicenter study investigates the added benefit of incisura biopsy to correct identification of patients with high-risk chronic gastritis (OLGA stages III-IV).
- Trial name
- INCREASE (NCT05744596)
- Testing
- Incisura biopsy analysis
- Where
- 2 sites in Portugal, Romania
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- Clinical Hospital Colentina
Flow Determination
Real-time Observation of Microcirculatory Hemodynamics in Gastric Intestinal Metaplasia by Confocal Laser Endomicroscopy
The morphologic change of microvessels has the clinical value to distinguish cancerous from non-cancerous mucosa. The aim of this study was to observe gastric mucosa microcirculatory hemodynamic changes real-time using pCLE…
- Trial name
- NCT02595151
- Testing
- CLE
- Where
- China
- Volunteers
- 94 people, healthy volunteers welcome
- Sponsor
- Shandong University
Neoplasm, Stomach, H. Pylori Infection
Early Detection and Screening Strategy of Gatric Cancer in Sichuan Province-A Prospective Cohort Study (WCH-GC-SIGES-01)
To establish prospective cohort of healthy population and corresponding serum sample bank in Sichuan province to provide platform for exploring early diagnosis and screening strategy of gastric cancer by a prospective cohort…
- Conditions
- Neoplasm, Stomach, H. Pylori Infection, Chronic Atrophic Gastritis
- Trial name
- SIGES-01 (NCT03597672)
- Where
- China
- Volunteers
- 30,000 people, healthy volunteers welcome
- Sponsor
- Jian-Kun Hu
Helicobacter Pylori Infections, Atrophic Gastritis
Multicentric Randomized Study of H. Pylori Eradication and Pepsinogen Testing for Prevention of Gastric Cancer Mortality
Currently no ideal preventive modalities are available for reducing gastric-cancer caused mortality in organized population-based application.
- Conditions
- Helicobacter Pylori Infections, Atrophic Gastritis, Gastric Cancer
- Trial name
- GISTAR (NCT02047994)
- Testing
- Triple therapy
- Where
- Latvia
- Volunteers
- 30,000 people, healthy volunteers welcome
- Sponsor
- International Agency for Research on Cancer
Stomach Neoplasm, Chronic Atrophic Gastritis
The Gastric HormonE BioMarkers of Preneoplastic Lesions Study
The goal of the study is to understand whether blood levels of hormones produced or metabolized in the stomach reflect the health of the stomach lining.
- Conditions
- Stomach Neoplasm, Chronic Atrophic Gastritis, Intestinal Metaplasia
- Trial name
- GEM (NCT06085677)
- Volunteers
- 600 people, healthy volunteers welcome
- Sponsor
- Imperial College London
Chronic Atrophic Gastritis
Objective Study on Tongue Diagnosis of Chronic Atrophic Gastritis
Chronic atrophic gastritis with intestinal metaplasia or dysplasia is called precancerous lesions of gastric cancer ( PLGC ). It is an important stage in the transformation of normal mucosa to gastric cancer and is significantly…
- Trial name
- NCT06489132
- Volunteers
- 498 people, healthy volunteers welcome
- Sponsor
- Peking University First Hospital
Gastric Cancer
Pilot Study of Stomach Cancer Early Detection and Prevention With Endoscopy
Screening esophagogastroduodenoscopy (EGD )provides three distinct opportunities to decrease gastric cancer (GC) morbidity and mortality.
- Trial name
- NCT05566899
- Testing
- esophagogastroduodenoscopy (EGD)
- Where
- 2 sites in United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Rutgers, The State University of New Jersey